Hydraulic grease coupler



1.-2. Hydraulic grease couplers

1.1 : Perspective

1.2 : Left

1.3 : Top

1.4 : Bottom

1.5 : Front

1.6 : Back

2.1 : Perspective

2.2 : Left

2.3 : Top

2.4 : Bottom

2.5 : Front

2.6 : Back

Design 1 shows a hydraulic grease coupler (with a rotary connection) to couple an outlet of a grease gun and a grease nipple; design 2 shows a hydraulic grease coupler (with a rotary connection) to couple an outlet of a grease gun and a grease nipple.

The portions of the hydraulic grease couplers shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a hydraulic grease coupler, as shown and described. 